Holographic printing system

Abstract

The utility model discloses a holographic printing system, which relates to the technical field of printing and comprises a base material unwinding unit, at least one printing device, a thin film unwinding unit, a holographic impressing unit, a UV (ultraviolet) glue printing composite device and a finished product winding unit. The printing device is used for printing a base material which is output from the base material unwinding unit and located at the printing station, and the holographic impressing unit is used for carrying out holographic impressing on a thin film which is output from the thin film unwinding unit and located at the holographic impressing station. And the UV glue printing and compounding device is used for compounding the base material printed by the printing device and the film subjected to holographic imprinting by the holographic imprinting unit at the compounding station. According to the technical scheme, printing of ink patterns and imprinting of holographic patterns are completed on one production line, the production period is shortened, and the manufacturing process is simplified.

Description

Technical Field

[0001] The utility model relates to the technical field of printing, in particular to a holographic printing system. Background Art

[0002] A packaging box is a container used to package goods. In order to make the appearance of goods more beautiful, the requirements for packaging quality are getting higher and higher. Holographic packaging materials have colorful and dazzling decorative effects, and have anti-counterfeiting functions. They have been widely used in the packaging of mid- to high-end consumer goods.

[0003] At present, hot stamping holographic patterns on packaging materials includes at least two processes: printing and hot stamping. Color printing is completed by offset printing of ink, and the holographic pattern is transferred to the printing substrate by hot stamping to obtain dazzling packaging materials with holographic patterns. However, due to the different working conditions of each process, the current printing and hot stamping need to be completed on two independent production lines, resulting in discontinuous production, long production cycle and complex process. Utility Model Content

[0004] The main purpose of the utility model is to provide a holographic printing system, aiming to solve the problems of the existing holographic printing system that it cannot print continuously, has a long production cycle and a complicated production process.

[0005] To achieve the above-mentioned purpose, the utility model proposes a holographic printing system, comprising:

[0006] A frame, wherein the frame has a substrate unwinding station, a film unwinding station, a printing station, a holographic embossing station, a compounding station, and a finished product winding station, wherein the substrate unwinding station, the printing station, the compounding station, and the finished product winding station are arranged in sequence to form a substrate arrangement path, the film unwinding station and the holographic embossing station are located on one side of the substrate arrangement path, and the holographic embossing station is located between the film unwinding station and the compounding station;

[0007] A substrate unwinding unit, the substrate unwinding unit is arranged corresponding to the substrate unwinding station and is used for unwinding the substrate;

[0008] at least one printing device, the printing device being arranged corresponding to the printing station and used for printing the substrate outputted from the substrate unwinding unit and located at the printing station;

[0009] A film unwinding unit, the film unwinding unit is arranged corresponding to the film unwinding station and is used for unwinding the film;

[0010] A holographic embossing unit, the holographic embossing unit being arranged corresponding to the holographic embossing station and used for holographically embossing the film output from the film unwinding unit and located at the holographic embossing station;

[0011] A UV glue printing compound device, which is arranged corresponding to the compounding station and is used to compound the substrate printed by the printing device and the film holographically embossed by the holographic embossing unit at the compounding station; and

[0012] A finished product winding unit is provided corresponding to the finished product winding station and is used for winding the finished product outputted from the UV glue printing composite device and located at the finished product winding station.

[0013] In one embodiment, the holographic embossing unit includes a UV varnish printing device and a holographic template embossing device;

[0014] The UV varnish printing device is used to print UV varnish on the installation area of ​​the film;

[0015] The holographic template embossing device comprises a holographic template mounting cylinder, an embossing roller located at an embossing station and matched with the holographic template mounting cylinder, a UV varnish curing device located at a curing station, and a stripping roller located at a stripping station and matched with the holographic template mounting cylinder, and the embossing station, the curing station and the stripping station are arranged in sequence;

[0016] A first gap is formed between the holographic stencil pasting cylinder and the embossing roller, through which the film can pass;

[0017] A second gap is formed between the holographic template pasting cylinder and the stripping roller, through which the film can pass.

[0018] In one embodiment, the holographic printing system further comprises guide rollers, the guide rollers comprising at least one first guide roller disposed between the holographic embossing unit and the UV glue printing composite device, and at least one second guide roller disposed between the printing device and the UV glue printing composite device;

[0019] The first guide roller is used to guide the holographically embossed film to the UV glue printing composite device;

[0020] The second guide roller is used to guide the printed substrate to the UV glue printing composite device.

[0021] In one embodiment, the holographic printing system further comprises a turning rack disposed between the holographic embossing unit and the UV glue printing composite device, and the turning rack is used to turn the film over.

[0022] In one embodiment, the UV glue printing composite device comprises a UV glue printing device, a composite unit, and a UV glue curing device which are arranged in sequence;

[0023] The UV glue printing device is used to print UV glue on the installation area of ​​the substrate;

[0024] The composite unit is used to composite the holographically embossed film with the substrate printed with UV glue to form a composite layer;

[0025] The UV glue curing device is used to cure the UV glue in the composite layer so as to bond the film to the substrate.

[0026] In one embodiment, the composite unit includes a composite rubber roller and a composite steel roller matched with the composite rubber roller, and a third gap is formed between the composite rubber roller and the composite steel roller for the film and the substrate to pass through.

[0027] In one embodiment, the frame is further provided with a cold stamping station located between the printing station and the holographic stamping station;

[0028] The holographic printing system further comprises a cold stamping unit disposed at the cold stamping station;

[0029] The cold stamping unit is used for performing cold stamping on the substrate output from the printing device and located at the cold stamping station.

[0030] In one embodiment, the frame is further provided with a die-cutting station located between the compounding station and the finished product winding station;

[0031] The holographic printing system further comprises a die-cutting unit arranged at the die-cutting station.

[0032] In one embodiment, the holographic printing system further includes a waste discharge and reeling unit disposed on the frame and adjacent to the finished product reeling unit.

[0033] The technical solution of the utility model forms a continuous production line by adopting a substrate unwinding unit, a printing device, a film unwinding unit, a holographic embossing unit, a UV glue printing composite device, and a finished product winding unit, which can complete the printing of ink patterns and the embossing of holographic patterns on one production line, shortening the production cycle and simplifying the production process. The substrate unwinding unit unwinds the substrate to provide a substrate, and the printing device prints an ink pattern on a surface of the substrate output by the substrate unwinding unit; the film unwinding unit unwinds the film to provide a film, and the holographic embossing unit holographically embosses a holographic pattern on a surface of the film output by the film unwinding unit; the composite unit composites the substrate printed by the printing device with the film holographically embossed by the holographic embossing unit, and the finished product winding unit rolls up the finished product formed by the composite of the film and the substrate. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0035] Figure 1 A schematic structural diagram of an embodiment of a holographic printing system provided by the utility model;

[0036] Figure 2 A structural schematic diagram of another embodiment of a holographic printing system provided by the utility model;

[0037] Figure 3 The present invention provides a schematic structural diagram of another embodiment of a holographic printing system.

[0038] Description of Figure Numbers:

[0039] 100. Holographic printing system; 1. Frame; 21. Substrate unwinding unit; 22. Printing device; 23. Ink curing device; 24. Second guide roller; 25. Glue printing unit; 26. Cold foil film unwinding unit; 27. Lamination unit; 28. Curing unit; 29. ​​Cold foil film winding unit; 31. Film unwinding unit; 32. UV varnish printing device; 33. Holographic template embossing device; 331. Holographic template pasting cylinder; 332. Imprinting roller; 333. UV varnish curing device; 334. Peeling roller; 34. First guide roller; 35. Turning rack; 4. UV glue printing composite device; 41. UV glue printing device; 42. Composite rubber roller; 43. Composite steel roller; 44. UV glue curing device; 5. Die-cutting unit; 6. Waste discharge and winding unit; 7. Finished product winding unit.

[0040] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0042] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indications will also change accordingly.

[0043] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features limited to "first" and "second" may explicitly or implicitly include at least one of the features. In addition, if "and / or" or "and / or" appears in the full text, its meaning includes three parallel solutions. Taking "A and / or B" as an example, it includes solution A, solution B, or solutions that satisfy both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0044] A packaging box is a container used to package goods. In order to make the appearance of goods more beautiful, the requirements for packaging quality are getting higher and higher. Holographic packaging materials have colorful and dazzling decorative effects, and have anti-counterfeiting functions. They have been widely used in the packaging of mid-to-high-end consumer goods. At present, hot stamping holographic patterns on packaging materials includes at least two processes: printing and hot stamping. Color printing is completed by offset printing of ink, and the holographic pattern is transferred to the printing substrate by hot stamping to obtain a dazzling packaging material with a holographic pattern. However, due to the different working conditions of each process, the current printing and hot stamping need to be completed on two independent production lines, resulting in discontinuous production, long production cycle, and complex process.

[0045] In view of this, the utility model proposes a holographic printing system, aiming to solve the problems of the existing holographic printing system that it cannot print continuously, has a long production cycle, and has a complicated production process.

[0046] See also Figure 1 In one embodiment of the present invention, the holographic printing system 100 includes:

[0047] A frame 1, wherein the frame 1 has a substrate unwinding station, a film unwinding station, a printing station, a holographic embossing station, a compounding station, and a finished product winding station, wherein the substrate unwinding station, the printing station, the compounding station, and the finished product winding station are arranged in sequence to form a substrate arrangement path, the film unwinding station and the holographic embossing station are located on one side of the substrate arrangement path, and the holographic embossing station is located between the film unwinding station and the compounding station;

[0048] A substrate unwinding unit 21, wherein the substrate unwinding unit 21 is arranged corresponding to the substrate unwinding station and is used for unwinding the substrate;

[0049] at least one printing device 22, the printing device 22 being arranged corresponding to the printing station and used for printing the substrate outputted from the substrate unwinding unit 21 and located at the printing station;

[0050] A film unwinding unit 31, wherein the film unwinding unit 31 is arranged corresponding to the film unwinding station and is used for unwinding the film;

[0051] A holographic embossing unit, which is arranged corresponding to the holographic embossing station and is used to holographically emboss the film output from the film unwinding unit 31 and located at the holographic embossing station;

[0052] A UV glue printing compound device 4, which is arranged corresponding to the compounding station and is used to compound the substrate printed by the printing device and the film holographically embossed by the holographic embossing unit at the compounding station; and,

[0053] A finished product winding unit is provided corresponding to the finished product winding station, and is used for winding the finished product outputted from the UV glue printing composite device 4 and located at the finished product winding station.

[0054] The technical solution of the utility model forms a continuous production line by adopting a substrate unwinding unit, a printing device, a film unwinding unit, a holographic embossing unit, a UV glue printing composite device, and a finished product winding unit, which can complete the printing of ink patterns and the embossing of holographic patterns on one production line, shortening the production cycle and simplifying the production process. The substrate unwinding unit unwinds the substrate to provide a substrate, and the printing device prints an ink pattern on a surface of the substrate output by the substrate unwinding unit; the film unwinding unit unwinds the film to provide a film, and the holographic embossing unit holographically embosses a holographic pattern on a surface of the film output by the film unwinding unit; the composite unit composites the substrate printed by the printing device with the film holographically embossed by the holographic embossing unit, and the finished product winding unit rolls up the finished product formed by the composite of the film and the substrate. It should be noted that the substrate can be a PVC film, a PP film, a BOPP film, a PET film, or paper; the film can be a transparent film; it can be understood that it also includes an ink curing device 23, and the ink curing device 23 is arranged adjacent to the printing device. After the substrate printed with the ink pattern is cured by the ink curing device 23, the ink pattern can be more stably attached to the substrate, and the substrate after the curing treatment is transported to the compounding station.

[0055] The holographic embossing unit includes a UV varnish printing device 32 and a holographic template embossing device 33;

[0056] The UV varnish printing device 32 is used to print UV varnish on the installation area of ​​the film;

[0057] The holographic template embossing device 33 comprises a holographic template mounting cylinder 331, an embossing roller 332 located at an embossing station and matched with the holographic template mounting cylinder 331, a UV varnish curing device 333 located at a curing station, and a stripping roller 334 located at a stripping station and matched with the holographic template mounting cylinder 331, and the embossing station, the curing station and the stripping station are arranged in sequence;

[0058] A first gap is formed between the holographic template pasting cylinder 331 and the embossing roller 332 for the film to pass through;

[0059] A second gap is formed between the holographic template attaching cylinder 331 and the peeling roller 334 for the film to pass through.

[0060] In the technical scheme of the utility model, the UV varnish printing device can print UV varnish on the installation area of ​​the film surface that needs to carry the holographic pattern, the film printed with UV varnish is transported to the first gap, the pattern information on the surface of the holographic template pasting cylinder is embossed on the UV varnish to form a holographic pattern, the film after holographic embossing is transported to the curing station via the holographic template pasting cylinder, the UV varnish curing device solidifies the holographic pattern on the film, after curing, the film can be peeled off from the holographic template pasting cylinder, the cured film is transported to the peeling station via the holographic template pasting cylinder, at this time, the film is in the second gap formed by the holographic template pasting cylinder and the peeling roller, the peeling roller peels the film off from the holographic template pasting cylinder, the peeled film is transported to the composite station for composite with the substrate; the holographic template pasting cylinder continues to rotate for the next holographic embossing, and the holographic template on the holographic template pasting cylinder can be reused. It can be understood that the holographic template pasting cylinder, the embossing roller, and the peeling roller are all rotatably arranged.

[0061] The holographic printing system further comprises guide rollers, the guide rollers comprising at least one first guide roller 34 arranged between the holographic embossing unit and the UV glue printing composite device 4, and at least one second guide roller 24 arranged between the printing device and the UV glue printing composite device;

[0062] The first guide roller 34 is used to guide the holographically embossed film to the UV glue printing composite device 4;

[0063] The second guide roller 24 is used to guide the printed substrate to the UV glue printing composite device 4 .

[0064] The technical solution of the utility model adopts a first guide roller to stably convey the holographically embossed film to the composite unit, and adopts a second guide roller to stably convey the printed substrate to the composite unit, so as to improve the composite quality of the substrate and the film.

[0065] See also Figure 2 , Figure 3 The holographic printing system further comprises a turning rack 35 disposed between the holographic embossing unit and the UV glue printing compound device 4, and the turning rack 35 is used to turn over the film. The technical solution of the utility model uses a turning rack to turn over the film after holographic embossing, so that the holographic pattern of the holographic embossing is turned over 180 degrees during compounding.

[0066] The UV glue printing composite device 4 comprises a UV glue printing device 41, a composite unit, and a UV glue curing device 44 which are arranged in sequence;

[0067] The UV glue printing device 41 is used to print UV glue on the installation area of ​​the substrate;

[0068] The composite unit is used to composite the holographically engraved film with the substrate printed with UV glue to form a composite layer;

[0069] The UV glue curing device 44 is used to cure the UV glue in the composite layer so as to bond the film to the substrate.

[0070] In the technical solution of the utility model, the UV glue printing device can print UV glue on the installation area of ​​one surface of the substrate, and the substrate printed with UV glue is transported to the composite unit. The composite unit can press the film on the surface of the substrate with glue, so that the film and the substrate are bonded by the glue. After pressing, the substrate and the film are transported to the UV glue curing device together. After the glue is cured, the substrate and the film are bonded together more stably to form a composite layer structure. It can be understood that the installation area printed with UV glue on the surface of the substrate corresponds to the part other than the holographic pattern on the film, that is, the surface of the substrate corresponding to the part containing the holographic pattern on the film is not printed with UV glue.

[0071] The composite unit includes a composite rubber roller 42 and a composite steel roller 43 matched with the composite rubber roller 42 , and a third gap is formed between the composite rubber roller 42 and the composite steel roller 43 for the film and the substrate to pass through.

[0072] The technical solution of the utility model adopts a composite rubber roller and a composite steel roller to form a composite unit, so that the film and the substrate can be bonded more stably.

[0073] See also Figure 3 , the frame 1 is also provided with a cold stamping station located between the printing station and the holographic stamping station;

[0074] The holographic printing system further comprises a cold stamping unit disposed at the cold stamping station;

[0075] The cold stamping unit is used for performing cold stamping on the substrate output from the printing device and located at the cold stamping station.

[0076] Specifically, the cold stamping unit includes a glue printing unit 25, a cold stamping film unwinding unit 26, a laminating unit 27, a cold stamping film winding unit 29, and a curing unit 28, wherein the glue printing unit, the laminating unit, and the curing unit form a substrate path, and the cold stamping film unwinding unit and the cold stamping film winding unit are arranged on one side of the substrate path. The glue printing unit can print glue on the substrate, and the glue can be UV light curing glue; the cold stamping film unwinding unit is used to unwind the cold stamping film, and the laminating unit has the same structure as the above-mentioned composite unit, and is used to press the cold stamping film with a surface of the substrate with glue, so that the metal foil pattern on the surface of the cold stamping film is embossed on the glue of the substrate, and after the glue is cured by the curing unit, the substrate can be peeled off from the metal foil, and the cold stamping film winding unit rolls up the peeled metal foil, and the substrate with the metal foil pattern is transported to the composite station to be composited with the film after holographic embossing. It can be understood that the curing unit can be a UV light curing device.

[0077] The frame 1 is also provided with a die-cutting station located between the compounding station and the finished product winding station; the holographic printing system also includes a die-cutting unit 5 provided at the die-cutting station. The technical solution of the utility model adopts a die-cutting unit to die-cut the edge material of the compound layer formed after the substrate and the film are compounded, so that the finished product can better meet the demand.

[0078] The holographic printing system further comprises a waste discharge and reeling unit 6 arranged on the frame 1 and adjacent to the finished product reeling unit 7. The technical solution of the utility model adopts a waste discharge and reeling unit to reel waste materials such as edge materials after die cutting.

[0079] The above description is only an exemplary embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the technical concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A holographic printing system, characterized in that: include: A frame, wherein the frame has a substrate unwinding station, a film unwinding station, a printing station, a holographic embossing station, a compounding station, and a finished product winding station, wherein the substrate unwinding station, the printing station, the compounding station, and the finished product winding station are arranged in sequence to form a substrate arrangement path, the film unwinding station and the holographic embossing station are located on one side of the substrate arrangement path, and the holographic embossing station is located between the film unwinding station and the compounding station; A substrate unwinding unit, the substrate unwinding unit is arranged corresponding to the substrate unwinding station and is used for unwinding the substrate; at least one printing device, the printing device being arranged corresponding to the printing station and used for printing the substrate outputted from the substrate unwinding unit and located at the printing station; A film unwinding unit, the film unwinding unit is arranged corresponding to the film unwinding station and is used for unwinding the film; A holographic embossing unit, the holographic embossing unit being arranged corresponding to the holographic embossing station and used for holographically embossing the film output from the film unwinding unit and located at the holographic embossing station; A UV glue printing compound device, which is arranged corresponding to the compounding station and is used to compound the substrate printed by the printing device and the film holographically embossed by the holographic embossing unit at the compounding station; and A finished product winding unit is provided corresponding to the finished product winding station and is used for winding the finished product outputted from the UV glue printing composite device and located at the finished product winding station.

2. The holographic printing system according to claim 1, characterized in that: The holographic embossing unit includes a UV varnish printing device and a holographic template embossing device; The UV varnish printing device is used to print UV varnish on the installation area of ​​the film; The holographic template embossing device comprises a holographic template mounting cylinder, an embossing roller located at an embossing station and matched with the holographic template mounting cylinder, a UV varnish curing device located at a curing station, and a stripping roller located at a stripping station and matched with the holographic template mounting cylinder, and the embossing station, the curing station and the stripping station are arranged in sequence; A first gap is formed between the holographic stencil pasting cylinder and the embossing roller, through which the film can pass; A second gap is formed between the holographic template pasting cylinder and the stripping roller, through which the film can pass.

3. The holographic printing system according to claim 1, characterized in that: The holographic printing system further comprises guide rollers, wherein the guide rollers comprise at least one first guide roller disposed between the holographic embossing unit and the UV glue printing composite device, and at least one second guide roller disposed between the printing device and the UV glue printing composite device; The first guide roller is used to guide the holographically embossed film to the UV glue printing composite device; The second guide roller is used to guide the printed substrate to the UV glue printing composite device.

4. The holographic printing system according to claim 1, characterized in that: The holographic printing system further comprises a turning rack arranged between the holographic embossing unit and the UV glue printing composite device, and the turning rack is used for turning over the film.

5. The holographic printing system according to claim 1, characterized in that: The UV glue printing composite device comprises a UV glue printing device, a composite unit, and a UV glue curing device which are arranged in sequence; The UV glue printing device is used to print UV glue on the installation area of ​​the substrate; The composite unit is used to composite the holographically embossed film with the substrate printed with UV glue to form a composite layer; The UV glue curing device is used to cure the UV glue in the composite layer so as to bond the film to the substrate.

6. The holographic printing system according to claim 5, characterized in that: The composite unit comprises a composite rubber roller and a composite steel roller matched with the composite rubber roller, and a third gap is formed between the composite rubber roller and the composite steel roller for the film and the substrate to pass through.

7. The holographic printing system according to claim 1, characterized in that: The frame is also provided with a cold stamping station located between the printing station and the holographic stamping station; The holographic printing system further comprises a cold stamping unit disposed at the cold stamping station; The cold stamping unit is used for performing cold stamping on the substrate output from the printing device and located at the cold stamping station.

8. The holographic printing system according to claim 1, characterized in that: The frame is also provided with a die-cutting station located between the compounding station and the finished product winding station; The holographic printing system further comprises a die-cutting unit arranged at the die-cutting station.

9. The holographic printing system according to claim 1, characterized in that: The holographic printing system further comprises a waste discharge and reeling unit which is arranged on the frame and adjacent to the finished product reeling unit.

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